Portfolio comparison
DUAL PARKING METER Co vs S V V Tech Innovations Inc
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Top Patents1 enriched
US 2118318· 1938
How the First Coin-Operated Parking Meter Works
Activity by Decade
1930s1
Company B
S V V Tech Innovations Inc
Patents indexed
1
Year range
2021
Most recent
2021
consumer_electronicsmechanicalsemiconductors
Top Patents1 enriched
US RE48492· 2021
How to Build Thin, Flat Light-Focusing Panels
Activity by Decade
2020s1
How to use
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